EXPRESS PROTRACTOR

EXPRESS PROTRACTORDepending on the processed material from each drill must be properly sharpened. To verify the correct angle will help a specially prepared square plate of copper or aluminium with a thickness of 1 mm.

To become operational protractor enough to cut it cut, as shown in the picture: a large cutout at an angle of 120 degrees, the other half is 60 degrees and the surviving corner of a square is 90.

Recommend to read

  • COT – CHAIRCOT – CHAIR
    We are not talking necessarily about that which you have and continues to serve you, helping out, when the relatives descend or distant guests. If you still need it — let it stand in...
  • MODEL AIRCRAFT ALL-AROUNDMODEL AIRCRAFT ALL-AROUND
    All-around radio controlled model gliders (class F-3-B), which includes three flight exercises, is the youngest species of the competitions of flying models. It is flying on the...